Keep: [U済] CEditViewクラス整理
Patches#703


git-svn-id: svn://svn.code.sf.net/p/sakura-editor/code/sakura/trunk@3310 f7ce1907-e4c7-47ca-9f76-12c87ed2c91c
Keep: [U済] EditInfo構造体整理
Patches#704


git-svn-id: svn://svn.code.sf.net/p/sakura-editor/code/sakura/trunk@3319 f7ce1907-e4c7-47ca-9f76-12c87ed2c91c
Keep: [U済] CLayoutMgrクラス整理
Patches#705


git-svn-id: svn://svn.code.sf.net/p/sakura-editor/code/sakura/trunk@3320 f7ce1907-e4c7-47ca-9f76-12c87ed2c91c